The owner of the Live House SPACE where the band Glitter*Green often performs. She is quite strict and has a no-nonsense personality and very high standards when it comes to music. The cast always referred to her as "Owner" instead of her real name.

Shifune was a member of a nationally renowned band that had live tours. To dispel the image that "livehouses are scary", she launched the livehouse SPACE where anyone was able to perform. However, after a band did not finish their performance she began to hold auditions to determine if a band is suitable to stand on the SPACE stage.

(Source: BanG Dream! Wikia)

Kasumi Toyama was enthralled by the stars as a young girl, so when she discovers a trail of star-shaped signs one day after transferring to a new school, she can't help but follow them. They lead her to a shop run by the grandmother of one of her new classmates, and Kasumi finds something that will change her life forever: a star-shaped guitar! And just like that, Kasumi knows that forming a band is her destiny. 
 
Of course, convincing Arisa and her grandmother to sell her the guitar won't be easy, and finding a group of other girls who want to become musicians will be even harder. But when a girl has stars in her eyes and a starbeat in her heart, there's nothing that will stop Kasumi from making her fantasies come true! 

(Source: Sentai Filmworks)

The third season of BanG Dream! 
 
The girls of Poppin'Party have come a long way, but the competition coming up is the biggest yet - the BanG Dream! Girls Band challenge at the legendary Budokan! Slots to compete are limited and the usual competitors will be vying for the chance, but the band to beat is the new RAISE A SUILEN, whose founder, Chiyu, has sworn to destroy both Roselia and Poppin'Party! 
 
Indeed, Chiyu's main goal is to make Roselia's lead Yukina pay for denying Chiyu a spot as a producer, and the musical prodigy has the connections and resources to push the competition up to the next level! Can Poppin'Party keep up with the increased tempo and meet challenges like producing their own music video? They'll have to if they want to make it to the big show! 
 
(Source: Sentai Filmworks)

The best way to fit in at a new school? Start a band! Anon has just transferred to Haneoka Girls’ Academy where girl bands are all the rage. But she started school late, so there aren’t many girls left to recruit. Then she meets her first friend and Haneoka’s misfit, Tomori, who’s hesitant to join. Still, Anon is determined to persuade Tomori and experience the true power of friendship and music. 
(Source: Crunchyroll)

Shifune Tsuzuki